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Research of Directory Service Model for Geographic Information

Chengming Li, Xuewang Yuan, Wei Sun, Xiaoli Liu
2018 Journal of Geographic Information System  
According to the domestic and overseas metadata standards, the service expression-oriented metadata information model for geographic information web service is established, and the discovery mechanism  ...  and the service requestors, providing one-stop registration, access and management functions of geographic information web services, so it is very important to carry out the research on geographic information  ...  Acknowledgements This study was funded by the basic surveying and mapping project (A1705) and Basic scientific research operating expenses programme of CASM (7771804).  ... 
doi:10.4236/jgis.2018.104025 fatcat:yt6npcgepbahvnm7susdru7sfm

Visual Media Retrieval Framework Using Web Service [chapter]

Yunmook Nah, Bogju Lee, Jungsun Kim
2005 Lecture Notes in Computer Science  
information systems.  ...  In this paper, we propose a Web Service-driven architecture, named the HERMES(tHE Retrieval framework for visual MEdia Service), to support effective retrieval on large volumes of visual media resources  ...  R01-2003-000-10133-0 from the Basic Research Program of the Korea Science and Engineering Foundation.  ... 
doi:10.1007/11527725_12 fatcat:nj2greya4zavfhgpjpdlvvlrgm

Metadata, Ontologies, and Information Models for Grid PSE Toolkits Based on Web Services

Carmela Comito, Carlo Mastoroianni, Domenico Talia
2006 International Journal of Web Services Research  
This paper presents a metadata model for Grid PSE toolkits based on Web services and the architecture of an information system that exploits the proposed metadata model.  ...  on Web services.  ...  ACKNOWLEGMENTS This work has been partially supported by the Italian MIUR FIRB Grid.it project RBNE01KNFP on High Performance Grid Platforms and Tools and by the FP6 Network of Excellence CoreGRID (Contract  ... 
doi:10.4018/jwsr.2006100103 fatcat:qz4n36tfpzfwndxujv2uvavslu

XML Metadata Services

Mehmet S. Aktas, Geoffrey C. Fox, Marlon Pierce, Sangyoon Oh
2008 Concurrency and Computation  
In our investigation, we mainly focus on metadata requirements of Geographical Information Systems (GIS), as they provide very useful problems in supporting "virtual organizations" and their associated  ...  information systems.  ...  Gordon Erlebacher for his critique on the Hybrid Information Service project and Community Grids Laboratory graduate research assistants who have been using the system in their applications.  ... 
doi:10.1002/cpe.1276 fatcat:nu3o6elqhnaqpbzr74p3n4dhqy

A Metadata Model Based on the Concept of Structured Digital Object(SDO) and Its Application in Digital Libraries-From Concept to Prototype System

Ying Li, Hidehiro Ishizuka
2004 International Conference on Dublin Core and Metadata Applications  
The Global Digital Library can adopt Web Services for information services.  ...  Especially, in the digital library field, metadata plays an important role for integrating digital resources and offering information service.  ...  It can also provide Web Services for information services, and the function of Topic Maps to associate SDOs with information resources.  ... 
dblp:conf/dc/LiI04 fatcat:k4ei6cx4hrenrf32tmod23wqse

XML Metadata Services

Mehmet S. Aktas, Sangyoon Oh, Geoffrey C. Fox, Marlon E. Pierce
2006 2006 Semantics, Knowledge and Grid, Second International Conference on  
In our investigation, we mainly focus on metadata requirements of Geographical Information Systems (GIS), as they provide very useful problems in supporting "virtual organizations" and their associated  ...  information systems.  ...  Gordon Erlebacher for his critique on the Hybrid Information Service project and Community Grids Laboratory graduate research assistants who have been using the system in their applications.  ... 
doi:10.1109/skg.2006.113 dblp:conf/skg/AktasOFP06 fatcat:xdyqmhdhjzbmlbmldyt7k74sk4

Data and metadata on the semantic grid

G. Fox
2003 Computing in science & engineering (Print)  
Computers and software are both services in the Grid model but so also are databases, sensors, network and user information systems.  ...  We have explained in previous articles, the underlying service model developed for both the Web and the Grid.  ...  Computers and software are both services in the Grid model but so also are databases, sensors, network and user information systems.  ... 
doi:10.1109/mcise.2003.1225865 fatcat:24dgyiwygbecbfeb3hnpu6wxqe

A Web-Based GIS-T Data Warehouse System for Value-Added Applications

Chi-Chung Tao
2013 International Journal of Innovation Management and Technology  
The system architecture of the proposed data warehouse system is designed for user interface end, system end, data end and web service end.  ...  To demonstrate system performance, metadata search function is taken as an example. Finally, a framework of the integrated tourism information system is proposed as a value-added application.  ...  data query and service of the web-based GIS-T data ware house system can be satisfied with web browsers by up-and downloading traffic related data and metadata.  ... 
doi:10.7763/ijimt.2013.v4.423 fatcat:tge4ghn57bbklcjwnu2ibkbpku

DESIGN AND PRACTICE ON METADATA SERVICE SYSTEM OF SURVEYING AND MAPPING RESULTS BASED ON GEONETWORK

Z. Zha, X. Zhou
2012 The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences  
Based on the analysis and research on the current geographic information sharing and metadata service,we design, develop and deploy a distributed metadata service system based on GeoNetwork covering more  ...  Design and practical results have been applied in national metadata service system of surveying and mapping results.  ...  Web Cluster Web cluster technology is the important method in solving the capacity and scalability of web server system [10] .  ... 
doi:10.5194/isprsarchives-xxxviii-4-w25-44-2011 fatcat:bs2rxb2senehdncu7xnmvhedd4

An Operational Metadata Framework for Searching, Indexing, and Retrieving Distributed Geographic Information Services on the Internet [chapter]

Ming-Hsiang Tsou
2002 Lecture Notes in Computer Science  
1 Abstract: A comprehensive metadata scheme for distributed geographic information services should include multiple types of information services, including geodata objects, software components, and web  ...  and web map services efficiently and effectively.  ...  Acknowledgement This paper forms a portion of the "Software Agent Communication Mechanisms" project, sponsored by San Diego State University and the "Web-based Geospatial Information Services and Analytic  ... 
doi:10.1007/3-540-45799-2_22 fatcat:asryjp6l3fcybob2ta2dsfwsta

Managing Semantic Metadata for Web/Grid Services

L. Chen, N. R. Shadbolt, C. Goble, F. Tao
2006 International Journal of Web Services Research  
Web/Grid services' metadata and semantics are becoming increasing important for service sharing and effective reuse.  ...  It adopts ontologies and the Semantic Web technologies as the enabling technologies by which services' metadata are semantically enriched and made interoperable, understandable, and accessible on the Web  ...  The authors gratefully acknowledge the contributions from and discussion with EPSRC projects myGrid (GR/R67743/01) and AKT (GR/N15764/01(P)).  ... 
doi:10.4018/jwsr.2006100104 fatcat:a6ndde6bore6rm4rh7yx37zuiq

Web Focused Crawling based on Ontology

Snehal Mane, Poonam Gholap, Rakhee Kundu
2015 IARJSET  
Also web pages on site are liked with ontology structure. In pepper we use Focused Crawler and Ontology for exact service related site.  ...  To retrieve information from web we use Google, Yahoo and MSN which are more famous search engines. Search engine is one tool to locate into on the www.  ...  Before that, the webpage information is extracted using ontology markup languages (OML) to create services metadata [4] . This service Metadata is then stored in the Service Metadata database.  ... 
doi:10.17148/iarjset.2015.21228 fatcat:mnrtpapvlvcpdjameczwpyrpha

HIERARCHICAL OPTIMIZATION MODEL ON GEONETWORK

Z. Zha, J. Jiang, X. Zhou
2012 The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences  
This model builds an efficient index for accessing huge metadata and supporting concurrent processes. In this way, the services based on GeoNetwork can maintain stable while running massive metadata.  ...  It also shows stable on multi-user concurrent accessing to system services, the experiment achieved good results and proved that our optimization model is efficient and reliable.  ...  INTRODUCTION In Spatial Data Infrastruture(NSDI) implementation fields, metadata service is an important part , it can be used to build geographic information data sharing service system, and a specific  ... 
doi:10.5194/isprsarchives-xxxix-b4-261-2012 fatcat:ttuiqiatuzctna6r7424zbxeo4

Celebrating 10 Years of Government of Canada Metadata Standards

Margaret Devey, Marie-Claude Côté, Leigh Bain, Lynne McAvoy
2010 International Conference on Dublin Core and Metadata Applications  
Soon the Government of Canada started to develop domain-specific metadata beyond Web and resource discovery to meet wider information needs.  ...  Supported by standards and other policy instruments, rapid metadata developments were made in the areas of records management, Web content management, e-learning, executive correspondence and geospatial  ...  across departments, and the ability of programs and services to share information efficiently and effectively between systems and across departments."  ... 
dblp:conf/dc/DeveyCBM10 fatcat:pbgkv5txwfbrbozmnmiq6j44zi

Testing Metadata Existence of Web Map Services

Jan Růžička
2011 Geoinformatics FCE CTU  
Almost all GIS software allow to use data sources available via Web Map Service (ISO/OGC standard) interface.  ...  The paper is created in a context of research of intelligent map systems, that can be used for an automatic or a semi-automatic map creation or a map evaluation.  ...  Web Map Service and metadata Metadata can help with correct data usage.  ... 
doi:10.14311/gi.5.4 fatcat:ggnsuq3n65dhxe4quzghb4bi4a
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